18680493918

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{359}}^1\times {\mathrm{7561}}^1$

素因数の和:7993

約数の個数: 64

約数和(自身を含む): 39724093440

約数和(自身を除く): 21043599522

約数列:

[1, 2, 3, 6, 31, 37, 62, 74, 93, 111, 186, 222, 359, 718, 1077, 1147, 2154, 2294, 3441, 6882, 7561, 11129, 13283, 15122, 22258, 22683, 26566, 33387, 39849, 45366, 66774, 79698, 234391, 279757, 411773, 468782, 559514, 703173, 823546, 839271, 1235319, 1406346, 1678542, 2470638, 2714399, 5428798, 8143197, 8672467, 16286394, 17344934, 26017401, 52034802, 84146369, 100432763, 168292738, 200865526, 252439107, 301298289, 504878214, 602596578, 3113415653, 6226831306, 9340246959, 18680493918]

約数ペア:

[(1, 18680493918), (2, 9340246959), (3, 6226831306), (6, 3113415653), (31, 602596578), (37, 504878214), (62, 301298289), (74, 252439107), (93, 200865526), (111, 168292738), (186, 100432763), (222, 84146369), (359, 52034802), (718, 26017401), (1077, 17344934), (1147, 16286394), (2154, 8672467), (2294, 8143197), (3441, 5428798), (6882, 2714399), (7561, 2470638), (11129, 1678542), (13283, 1406346), (15122, 1235319), (22258, 839271), (22683, 823546), (26566, 703173), (33387, 559514), (39849, 468782), (45366, 411773), (66774, 279757), (79698, 234391)]